facade of porto flavia in the middle of the cliff over de water, a zinc a mine gallery ed by engineer cesare vecelli

porto flavia sardinia masua mine zinc cliff coast facade quarry front view stunning italy rock cave touristic port architecture people mineral frontage gallery vecelli 1924 island industrial shore harbor heritage shoreline access gate entrance scenery famous place museum geology coastal rocky travel destination building exterior mining escarpment wall mediterranean coastline historical unesco water middle over designed engineer cesare tourist site